The National Emergency Management Agency (NEMA) said 1,048,312 people have been affected by flooding, with 625,239 displaced and 259 lives lost across the country.
The agency said the current trend of flooding shows that 29 states and 172 LGAs have been impacted.
It added that 94, 491 houses and 125,805 farmlands have also been affected.
The agency said the data shows those who have been affected between April and September.
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To manage the likely impact of the flooding and other disasters, NEMA revealed that Internally Displaced Persons camps have been activated in some states.
The agency said it could not ascertain the lives lost in Maiduguri at the moment, noting that search and rescue operations were ongoing.
Director-General of NEMA, Zubaida Umar, said these in Abuja at the National Emergency Coordination Forum (ECF) meeting.
Katsina is still recovering from the flooding that wreaked havoc in the state.
Director of the State Emergency Agency, Binta Hussain Dagana, said 15 people died in the flood.
He said 3,094 persons were displaced while 21,481 were injured since last month.
The Jigawa government has distributed food and non-food items to 15,755 persons displaced by flood in 17 local government areas of the state.
Governor Umar Namadi spoke during the inauguration of the relief items distribution exercise in Kiyawa, headquarters of Kiyawa Local Government Area of the state.
He said the state government in collaboration with the Federal Government, development organisations and philanthropists would continue to support the victims of the disaster.
Property developers in the upland and riverine areas of Warri South Local Government Area (LGA) of Delta State have been warned to steer clear of natural water channels across the area.
Chairman of the council, Comrade Weyinmi Agbateyiniro, expressed displeasure at how people build residential houses, business among other structures on water channels.
